.308 Updated Laser Bore Sight Red Dot Laser with 6 Batteries, (2 Set Batteries)

♦ Class IIIA laser, less than 5mW. Made to fit the .308 chamber.
♦ It comes with 2 set batteries (6 total). Battery type is LR41.
♦ The structure is very compact, and high accuracy can reduce cartridges and shells wasted.
♦ Material sturdy brass construction. Easy to set in the bore tightly.
♦ The holes around the laser's head can adjust the laser beam from the center, fastly gun zeroing and sighting to your target with a precise angle.